Delaware, United States Weather

  1. Delaware, United States Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Delaware over the next 12 hours
  7. Temperature and possibility of rain in Delaware in the coming days
  8. Rainfall in Delaware in the coming days
  9. Delaware Weather Summary
  10. Weather averages by month
  11. Delaware's weather
  12. Frequently asked questions
  13. Comments
Delaware, Weather
(Photo by Nathan Anderson on Unsplash)

Current conditions

Updated:
28°C
82.4°F
°C °F

Condition: Overcast

Pressure: 1,015 hPa

Feel like: 30 °C

Temperature: 28°C

Cloud: 100%

Humidity: 66%

Wind: N - 13 km/h

Visibility: 24.7 km

Weather forecast

Sat
19 Sep
18°C / 24°C
Overcast
Sun
20 Sep
19°C / 25°C
Overcast
Mon
21 Sep
17°C / 24°C
Slight Rain Showers
Tue
22 Sep
17°C / 23°C
Slight Rain Showers
Wed
23 Sep
17°C / 19°C
Drizzle
Hourly forecast today:
18:00 PM
21° / 28°
21° / 28°
Overcast
66% 16 km/h
19:00 PM
21° / 26°
21° / 26°
Partly Cloudy
74% 24 km/h
20:00 PM
20° / 28°
20° / 28°
Overcast
61% 21 km/h
21:00 PM
18° / 27°
18° / 27°
Mainly Clear
58% 20 km/h
22:00 PM
18° / 26°
18° / 26°
Clear Sky
61% 21 km/h
23:00 PM
17° / 25°
17° / 25°
Clear Sky
64% 22 km/h
00:00 AM
18° / 23°
18° / 23°
Clear Sky
72% 22 km/h
01:00 AM
18° / 22°
18° / 22°
Clear Sky
76% 13 km/h
02:00 AM
18° / 22°
18° / 22°
Overcast
78% 7 km/h
03:00 AM
18° / 22°
18° / 22°
Mainly Clear
79% 7 km/h
04:00 AM
17° / 21°
17° / 21°
Partly Cloudy
77% 18 km/h

30 Day Averages and Extremes

  • Average high 24.33°C
  • Average low 16.83°C
  • Hottest day 31°C (03 September 2026)
  • Coldest day 11°C (26 September 2026)
  • Average humidity 77.47%
  • Days with precipitation 20 days
  • Highest precipitation 45 mm (22 September 2026)

Yesterday's Data

  • Max: 29°C
  • Min: 19°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Delaware over the next 12 hours

Temperature and possibility of rain in Delaware in the coming days

Rainfall in Delaware in the coming days

Delaware Climate Summary

Delaware features a Humid subtropical, no dry season (Köppen classification: Cfa), with an average annual temperature of 14.55ºC (58.19ºF), which is about 1.91% higher than the national average for United States. Annually, the city experiences approximately 58.05 millimeters (2.29 inches) of rainfall, spread across 108.28 rainy days, accounting for 29.67% of the year.

Longitude 38.9108325
Latitude -75.5276699
Yearly high temperature 16.95ºC (62.51ºF)
Yearly low temperature 10.3ºC (50.54ºF)
Hottest month July 28.62ºC (83.52ºF)
Coldest month February -0.26ºC (31.53ºF)
Yearly precip 58.05mm (2.29in)
Days with rainfall 108.28 days (29.67%)
Driest month January (74.45%)
Wettest month August (78.58%)

Weather averages by month

Month High / Low (°C) Rain
January 4.57° / -1.45° 6.82 days
February 6.35° / -0.26° 7.45 days
March 9.86° / 3.21° 8.82 days
April 15.88° / 8.53° 8.0 days
May 20.98° / 13.91° 11.73 days
June 25.83° / 18.58° 11.0 days
July 28.62° / 21.69° 14.09 days
August 27.48° / 20.6° 12.82 days
September 24.52° / 17.88° 8.55 days
October 18.92° / 12.6° 6.91 days
November 12.37° / 5.95° 4.82 days
December 8.03° / 2.4° 7.27 days

Delaware's weather

Frequently asked questions

1. What is the hottest month in Delaware?

July has the highest average monthly temperature (daily mean of 28.62ºC) and February are the coolest (daily mean of -0.26ºC).

2. What should I wear in Delaware today?

For today's very hot weather in Delaware, with the high temperatures above 28ºC (82.4ºF), consider wearing:
- Sunscreen for skin protection
- Loose and airy fabrics like linen or cotton
- UV-protective sunglasses
- Breathable shorts or skirts

Temperature

Early
19°C / 23°C
Morning
20°C / 21°C
Afternoon
22°C / 27°C
Evening
18°C / 27°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 443
  • CO 146
  • NH3 0
  • NO2 1
  • O3 126
  • PM10 7
  • PM25 7
  • SO2 1
  • CH4 1,383

Sunrise / Sunset

10:46
23:05